linux-kernel - Re: [PATCH V2 3/4] arm64: dts: qcom: ipq9574: Drop bias_pll_ubi_nc

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Date:   Mon, 24 Apr 2023 15:39:47 +0530
From:   Devi Priya <quic_devipriy@...cinc.com>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>, <agross@...nel.org>,
        <andersson@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-clk@...r.kernel.org>
CC:     <quic_srichara@...cinc.com>, <quic_sjaganat@...cinc.com>,
        <quic_kathirav@...cinc.com>, <quic_arajkuma@...cinc.com>,
        <quic_anusha@...cinc.com>, <quic_poovendh@...cinc.com>
Subject: Re: [PATCH V2 3/4] arm64: dts: qcom: ipq9574: Drop
 bias_pll_ubi_nc_clk & update intc node



On 4/19/2023 4:24 PM, Konrad Dybcio wrote:
> 
> 
> On 17.04.2023 07:33, Devi Priya wrote:
>> Drop the unused backup source bias_pll_ubi_nc_clk.
>> Also, update the size of GICC and GICV region to 8kB and add target CPU
>> encoding.
> These things have too big and too distant consequences to go in
> a single patch and the GIC fix should have a fixes tag.
> 
>>
>> Signed-off-by: Devi Priya <quic_devipriy@...cinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/ipq9574.dtsi | 13 +++----------
>>   1 file changed, 3 insertions(+), 10 deletions(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> index 3bb7435f5e7f..f1f959b43180 100644
>> --- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> @@ -16,12 +16,6 @@
>>   	#size-cells = <2>;
>>   
>>   	clocks {
>> -		bias_pll_ubi_nc_clk: bias-pll-ubi-nc-clk {
>> -			compatible = "fixed-clock";
>> -			clock-frequency = <353000000>;
>> -			#clock-cells = <0>;
>> -		};
>> -
>>   		sleep_clk: sleep-clk {
>>   			compatible = "fixed-clock";
>>   			#clock-cells = <0>;
>> @@ -131,7 +125,6 @@
>>   			reg = <0x01800000 0x80000>;
>>   			clocks = <&xo_board_clk>,
>>   				 <&sleep_clk>,
>> -				 <&bias_pll_ubi_nc_clk>,
> NAK, this is an ABI break. If you want to drop it, you'd need
> to leave a <0> here.
Okay, Got it.

Thanks,
Devi Priya
> 
> Konrad
>>   				 <0>,
>>   				 <0>,
>>   				 <0>,
>> @@ -172,14 +165,14 @@
>>   		intc: interrupt-controller@...0000 {
>>   			compatible = "qcom,msm-qgic2";
>>   			reg = <0x0b000000 0x1000>,  /* GICD */
>> -			      <0x0b002000 0x1000>,  /* GICC */
>> +			      <0x0b002000 0x2000>,  /* GICC */
>>   			      <0x0b001000 0x1000>,  /* GICH */
>> -			      <0x0b004000 0x1000>;  /* GICV */
>> +			      <0x0b004000 0x2000>;  /* GICV */
>>   			#address-cells = <1>;
>>   			#size-cells = <1>;
>>   			interrupt-controller;
>>   			#interrupt-cells = <3>;
>> -			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
>>   			ranges = <0 0x0b00c000 0x3000>;
>>   
>>   			v2m0: v2m@0 {